diff --git a/src/ui/inspector.vala b/src/ui/inspector.vala
index b5ec8be..b608a2f 100644
--- a/src/ui/inspector.vala
+++ b/src/ui/inspector.vala
@@ -28,7 +28,7 @@ namespace UI
 
     public Inspector ()
     {
-      timer_id = Timeout.add (500, this.check_window_at_pointer);
+      timer_id = Gtk.Timeout.add (500, this.check_window_at_pointer);
     }
   
     ~Inspector ()
diff --git a/src/ui/widgets-matchlistview.vala b/src/ui/widgets-matchlistview.vala
index 2c7b1a7..8a77d74 100644
--- a/src/ui/widgets-matchlistview.vala
+++ b/src/ui/widgets-matchlistview.vala
@@ -551,7 +551,7 @@ namespace Synapse.Gui
       }
       if (needs_animation)
       {
-        if (tid == 0) tid = Timeout.add (ANIM_TIMEOUT, this.update_current_offsets);
+        if (tid == 0) tid = Gtk.Timeout.add (ANIM_TIMEOUT, this.update_current_offsets);
         this.queue_draw ();
         return true;
       }
@@ -734,7 +734,7 @@ namespace Synapse.Gui
           this.inhibit_move = true;
           this.set_indexes (this.dragdrop_target_item, this.dragdrop_target_item);
           this.selected_index_changed (this.select_index);
-          Timeout.add (Gtk.Settings.get_default ().gtk_double_click_time ,()=>{
+          Gtk.Timeout.add (Gtk.Settings.get_default ().gtk_double_click_time ,()=>{
             if (inhibit_move)
             {
               inhibit_move = false;
diff --git a/src/ui/widgets.vala b/src/ui/widgets.vala
index 2dd8f16..3acf736 100644
--- a/src/ui/widgets.vala
+++ b/src/ui/widgets.vala
@@ -185,7 +185,7 @@ namespace Synapse.Gui
     {
       if (tid != 0) return;
 
-      tid = Timeout.add (40, ()=>{
+      tid = Gtk.Timeout.add (40, ()=>{
         offset = (offset - 1) % (_anim_width);
         queue_draw ();
         return true;
@@ -245,7 +245,7 @@ namespace Synapse.Gui
       {
         if (tid == 0)
         {
-          tid = Timeout.add (INITIAL_TIMEOUT, ()=>{
+          tid = Gtk.Timeout.add (INITIAL_TIMEOUT, ()=>{
             tid = 0;
             start_animation ();
             return false;
@@ -1085,7 +1085,7 @@ namespace Synapse.Gui
       }
       if (tid == 0)
       {
-        tid = Timeout.add (30, ()=>{
+        tid = Gtk.Timeout.add (30, ()=>{
           return update_current_offset ();
         });
       }
@@ -1121,7 +1121,7 @@ namespace Synapse.Gui
       });
       this.size_allocate.connect (()=>{
         if (tid == 0)
-          tid = Timeout.add (30, ()=>{
+          tid = Gtk.Timeout.add (30, ()=>{
             return update_current_offset ();
           });
       });